


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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063 CDUS43 KUNR 210832 CLI2WX CLIMATE REPORT NATIONAL WEATHER SERVICE RAPID CITY SD 232 AM MDT SUN SEP 21 2025 ................................... ...THE BUFFALO SD CLIMATE SUMMARY FOR SEPTEMBER 20 2025... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 9999 TO 9999 WEATHER ITEM OBSERVED TIME NORMAL DEPARTURE LAST VALUE (LST) VALUE FROM YEAR NORMAL ....................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 77 311 PM 73 4 85 MINIMUM 44 602 AM 45 -1 46 AVERAGE 61 59 2 66 PRECIPITATION (IN) YESTERDAY 0.00 0.05 -0.05 0.00 MONTH TO DATE 1.44 0.72 0.72 0.27 SINCE SEP 1 1.44 0.72 0.72 0.27 SINCE JAN 1 14.95 11.28 3.67 7.30 DEGREE DAYS HEATING YESTERDAY 4 7 -3 0 MONTH TO DATE 64 94 -30 8 SINCE SEP 1 64 94 -30 8 SINCE JUL 1 93 137 -44 19 COOLING YESTERDAY 0 1 -1 1 MONTH TO DATE 59 51 8 116 SINCE SEP 1 59 51 8 116 SINCE JAN 1 571 569 2 673 ....................................................... WIND (MPH) HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION E (100) HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION N (10) AVERAGE WIND SPEED 4.1 RELATIVE HUMIDITY (PERCENT) HIGHEST 97 800 AM LOWEST 34 200 PM AVERAGE 66 .......................................................... SUNRISE AND SUNSET SEPTEMBER 21 2025.....SUNRISE 640 AM MDT SUNSET 653 PM MDT SEPTEMBER 22 2025.....SUNRISE 642 AM MDT SUNSET 651 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$